<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>京东</title>
    <style>
        body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            background-color: #f5f5f5;
        }
        .search-box {
            display: flex;
            border: 1px solid #ddd;
            border-radius: 4px;
            overflow: hidden;
            background-color: #fff;
        }
        .search-input {
            border: none;
            padding: 10px 15px;
            font-size: 14px;
            outline: none;
            flex: 1;
        }
        .search-btn {
            border: none;
            background-color: #e1251b;
            color: #fff;
            padding: 0 20px;
            cursor: pointer;
            font-size: 14px;
        }
    </style>
</head>
<body>
    <div class="search-box">
        <input type="text" class="search-input" placeholder="搜索 京东商品">
        <button class="search-btn">搜索</button>
    </div>
</body>
</html>